./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26606e27-d8e8-4342-82e6-f29bab95c545/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26606e27-d8e8-4342-82e6-f29bab95c545/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26606e27-d8e8-4342-82e6-f29bab95c545/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26606e27-d8e8-4342-82e6-f29bab95c545/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26606e27-d8e8-4342-82e6-f29bab95c545/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26606e27-d8e8-4342-82e6-f29bab95c545/bin/utaipan-gh47qXpMRh --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f02fd31f03f03300713de36d3982e392122375115e7a5509580eaaa38dd9026f --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 13:59:19,562 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 13:59:19,564 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 13:59:19,583 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 13:59:19,583 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 13:59:19,584 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 13:59:19,585 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 13:59:19,586 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 13:59:19,588 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 13:59:19,589 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 13:59:19,589 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 13:59:19,590 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 13:59:19,591 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 13:59:19,592 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 13:59:19,593 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 13:59:19,593 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 13:59:19,594 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 13:59:19,595 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 13:59:19,596 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 13:59:19,598 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 13:59:19,599 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 13:59:19,600 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 13:59:19,601 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 13:59:19,602 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 13:59:19,605 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 13:59:19,605 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 13:59:19,606 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 13:59:19,606 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 13:59:19,607 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 13:59:19,607 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 13:59:19,608 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 13:59:19,608 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 13:59:19,609 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 13:59:19,610 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 13:59:19,610 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 13:59:19,611 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 13:59:19,611 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 13:59:19,611 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 13:59:19,612 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 13:59:19,612 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 13:59:19,613 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 13:59:19,614 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26606e27-d8e8-4342-82e6-f29bab95c545/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-12-14 13:59:19,632 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 13:59:19,633 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 13:59:19,633 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 13:59:19,633 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 13:59:19,634 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 13:59:19,634 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 13:59:19,634 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 13:59:19,634 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 13:59:19,634 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 13:59:19,635 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 13:59:19,635 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 13:59:19,635 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 13:59:19,635 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 13:59:19,635 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 13:59:19,635 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 13:59:19,636 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 13:59:19,636 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 13:59:19,636 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 13:59:19,637 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 13:59:19,637 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 13:59:19,637 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 13:59:19,637 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 13:59:19,637 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 13:59:19,637 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 13:59:19,638 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 13:59:19,638 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 13:59:19,638 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 13:59:19,638 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 13:59:19,638 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 13:59:19,638 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 13:59:19,639 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 13:59:19,639 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 13:59:19,639 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 13:59:19,639 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 13:59:19,639 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 13:59:19,639 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 13:59:19,640 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 13:59:19,640 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 13:59:19,640 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 13:59:19,640 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 13:59:19,640 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 13:59:19,640 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 13:59:19,641 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 13:59:19,641 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26606e27-d8e8-4342-82e6-f29bab95c545/bin/utaipan-gh47qXpMRh/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26606e27-d8e8-4342-82e6-f29bab95c545/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f02fd31f03f03300713de36d3982e392122375115e7a5509580eaaa38dd9026f [2022-12-14 13:59:19,833 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 13:59:19,854 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 13:59:19,856 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 13:59:19,858 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 13:59:19,858 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 13:59:19,859 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26606e27-d8e8-4342-82e6-f29bab95c545/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c [2022-12-14 13:59:22,569 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 13:59:22,729 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 13:59:22,729 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26606e27-d8e8-4342-82e6-f29bab95c545/sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c [2022-12-14 13:59:22,734 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26606e27-d8e8-4342-82e6-f29bab95c545/bin/utaipan-gh47qXpMRh/data/b823e985d/824f905c91af49808709e49507f0481a/FLAGc1db51f22 [2022-12-14 13:59:22,747 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26606e27-d8e8-4342-82e6-f29bab95c545/bin/utaipan-gh47qXpMRh/data/b823e985d/824f905c91af49808709e49507f0481a [2022-12-14 13:59:22,749 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 13:59:22,750 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 13:59:22,751 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 13:59:22,751 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 13:59:22,753 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 13:59:22,754 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 01:59:22" (1/1) ... [2022-12-14 13:59:22,755 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29553bc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:59:22, skipping insertion in model container [2022-12-14 13:59:22,755 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 01:59:22" (1/1) ... [2022-12-14 13:59:22,761 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 13:59:22,776 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 13:59:22,879 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,882 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,882 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,882 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,883 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,883 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,883 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,883 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,883 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,884 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,885 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,885 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,885 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,886 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,886 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,887 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,887 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,887 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,888 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,888 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,888 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,889 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,889 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,889 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,889 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,890 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,890 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,891 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,891 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,891 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,891 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,891 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,892 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,892 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,892 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,893 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,893 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,893 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,893 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,894 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,894 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,894 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,895 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,895 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,895 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,895 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,896 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,896 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,896 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,896 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,897 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,897 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,897 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,898 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,898 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,898 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,898 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,898 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,899 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,899 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,899 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,900 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,900 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,900 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,900 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,901 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,909 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26606e27-d8e8-4342-82e6-f29bab95c545/sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c[5274,5287] [2022-12-14 13:59:22,910 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 13:59:22,918 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 13:59:22,931 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,932 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,932 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,932 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,932 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,933 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,933 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,933 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,933 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,934 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,934 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,935 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,935 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,935 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,936 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,936 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,936 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,937 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,937 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,938 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,938 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,938 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,939 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,939 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,939 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,940 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,940 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,941 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,941 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,941 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,941 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,942 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,942 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,942 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,943 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,943 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,944 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,944 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,944 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,945 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,945 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,945 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,946 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,946 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,946 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,947 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,947 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,947 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,947 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,948 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,948 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,949 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,949 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,949 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,949 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,950 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,950 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,951 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,951 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,952 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,952 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,952 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,952 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,953 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,953 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 13:59:22,953 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 13:59:22,963 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26606e27-d8e8-4342-82e6-f29bab95c545/sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c[5274,5287] [2022-12-14 13:59:22,965 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 13:59:22,979 INFO L208 MainTranslator]: Completed translation [2022-12-14 13:59:22,980 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:59:22 WrapperNode [2022-12-14 13:59:22,980 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 13:59:22,981 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 13:59:22,981 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 13:59:22,981 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 13:59:22,988 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:59:22" (1/1) ... [2022-12-14 13:59:22,999 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:59:22" (1/1) ... [2022-12-14 13:59:23,029 INFO L138 Inliner]: procedures = 27, calls = 130, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 390 [2022-12-14 13:59:23,030 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 13:59:23,031 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 13:59:23,031 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 13:59:23,031 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 13:59:23,039 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:59:22" (1/1) ... [2022-12-14 13:59:23,040 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:59:22" (1/1) ... [2022-12-14 13:59:23,045 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:59:22" (1/1) ... [2022-12-14 13:59:23,045 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:59:22" (1/1) ... [2022-12-14 13:59:23,055 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:59:22" (1/1) ... [2022-12-14 13:59:23,058 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:59:22" (1/1) ... [2022-12-14 13:59:23,060 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:59:22" (1/1) ... [2022-12-14 13:59:23,063 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:59:22" (1/1) ... [2022-12-14 13:59:23,067 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 13:59:23,068 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 13:59:23,068 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 13:59:23,068 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 13:59:23,069 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:59:22" (1/1) ... [2022-12-14 13:59:23,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 13:59:23,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26606e27-d8e8-4342-82e6-f29bab95c545/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 13:59:23,095 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26606e27-d8e8-4342-82e6-f29bab95c545/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 13:59:23,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26606e27-d8e8-4342-82e6-f29bab95c545/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 13:59:23,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 13:59:23,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 13:59:23,126 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 13:59:23,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 13:59:23,126 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-14 13:59:23,126 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-14 13:59:23,126 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-14 13:59:23,126 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-14 13:59:23,126 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-12-14 13:59:23,127 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-12-14 13:59:23,127 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-12-14 13:59:23,127 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-12-14 13:59:23,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 13:59:23,127 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2022-12-14 13:59:23,127 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2022-12-14 13:59:23,127 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2022-12-14 13:59:23,128 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2022-12-14 13:59:23,128 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2022-12-14 13:59:23,128 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2022-12-14 13:59:23,128 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2022-12-14 13:59:23,128 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2022-12-14 13:59:23,128 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 13:59:23,128 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 13:59:23,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 13:59:23,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 13:59:23,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 13:59:23,130 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 13:59:23,226 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 13:59:23,228 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 13:59:23,616 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 13:59:23,758 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 13:59:23,758 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 13:59:23,761 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 01:59:23 BoogieIcfgContainer [2022-12-14 13:59:23,761 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 13:59:23,763 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 13:59:23,763 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 13:59:23,765 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 13:59:23,765 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 01:59:22" (1/3) ... [2022-12-14 13:59:23,766 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@478d928 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 01:59:23, skipping insertion in model container [2022-12-14 13:59:23,766 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:59:22" (2/3) ... [2022-12-14 13:59:23,766 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@478d928 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 01:59:23, skipping insertion in model container [2022-12-14 13:59:23,766 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 01:59:23" (3/3) ... [2022-12-14 13:59:23,768 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-ticket-8.wvr.c [2022-12-14 13:59:23,775 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-12-14 13:59:23,782 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 13:59:23,782 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 32 error locations. [2022-12-14 13:59:23,782 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-14 13:59:23,873 INFO L144 ThreadInstanceAdder]: Constructed 8 joinOtherThreadTransitions. [2022-12-14 13:59:23,907 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-14 13:59:23,921 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 288 places, 265 transitions, 594 flow [2022-12-14 13:59:23,923 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 288 places, 265 transitions, 594 flow [2022-12-14 13:59:23,925 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 288 places, 265 transitions, 594 flow [2022-12-14 13:59:24,019 INFO L130 PetriNetUnfolder]: 2/257 cut-off events. [2022-12-14 13:59:24,020 INFO L131 PetriNetUnfolder]: For 8/8 co-relation queries the response was YES. [2022-12-14 13:59:24,024 INFO L83 FinitePrefix]: Finished finitePrefix Result has 290 conditions, 257 events. 2/257 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 220 event pairs, 0 based on Foata normal form. 0/223 useless extension candidates. Maximal degree in co-relation 205. Up to 2 conditions per place. [2022-12-14 13:59:24,031 INFO L119 LiptonReduction]: Number of co-enabled transitions 11350 [2022-12-14 13:59:43,801 INFO L134 LiptonReduction]: Checked pairs total: 54455 [2022-12-14 13:59:43,801 INFO L136 LiptonReduction]: Total number of compositions: 197 [2022-12-14 13:59:43,807 INFO L113 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 123 places, 98 transitions, 260 flow